By Denny Dyroff, Staff Writer, The Times Last year, Philadelphia area finally had its own Light of Day event. Now, it’s back for another year. On January 7, the World Café Live (3025 Walnut Street, Philadelphia, 215-222-1400, philly.worldcafelive.com) will host “Light of Day Philadelphia: Songwriters Up Close & Personal” – Philly’s second installment in the “Light of Day WinterFest”...